Home / 135,025,648.30-202,544,002.05-39,287,536.30

Finding the Fourth Proportional to 135,025,648.30, 202,544,002.05 and 39,287,536.30

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Solution

The fourth proportional to 135,025,648.30, 202,544,002.05 and 39,287,536.30 is: 58,932,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,025,648.30 : 202,544,002.05 = 39,287,536.30 : x
  2. Step 2: Convert to fraction form
    135,025,648.30/202,544,002.05 = 39,287,536.30/x
  3. Step 3: Cross multiply
    135,025,648.30x = 202,544,002.05 × 39,287,536.30
  4. Step 4: Simplify right side
    135,025,648.30x = 7,957,454,832,886,649
  5. Step 5: Solve for x
    x = 7,957,454,832,886,649/135,025,648.30
  6. Step 6: Final answer
    x = 58,932,913.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.